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數九時間怎麼算
數九時間怎麼算
更新时间:2024-11-16 02:50:42

  數九時間的算法是從冬至算起,每九天算一“九”,一直數到“九九”八十一天。中國傳統文化中,九為極數,乃最大、最多、最長久的概念,九個九即八十一更是“最大不過”之數。

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